import pandas as pd

audio_file = pd.read_csv('./outputs/audio.csv',names=['word','voice','rate','type','filename'])
word_goups = audio_file.groupby('word')
# audio
lst = [1, 2, 3, 1, 2, 3]
s = pd.Series([1, 2, 3, 10, 20, 30], lst)
df3 = pd.DataFrame({'X' : ['A', 'B', 'A', 'B'], 'Y' : [1, 4, 3, 2]})
df3
s.groupby(level=0).sum()